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Chemistry

a student determines the mass of a 100 mL beaker filled with 50 mL of water to be 154.34 grams. After a tablet reacts with the water, the mass including the dissolved tablet is 157.26 grams. Show the work and find the mass gained below.

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Chemistry

Why does ocean water in the eye of a hurricane rise about two feet

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Chemistry

Co (g) + h2o (g) ⇌co2 (g) + h2 (g) kp=0.0611 at 2000 k a reaction mixture initially contains a co partial pressure of 1320 torr and a h2o partial pressure of 1760 torr at 2000 k. calculate the equilibrium partial pressure of co2.

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Chemistry

Why does water dissolve sugar? Explain your answer!

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Chemistry

A solution is prepared by mixing 20.0 g of NaNO3 with 100. mL of water. What is the percentage mass of the solution?

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Chemistry

As streams flow through Stone Mountain, layers of sand build up. Over time, the sand particles form a sedimentary rock

called sandstone.

What causes sandstone to change into metamorphic rock at Stone Mountain?

O

Sandstone is reshaped by erosion from a stream.

Sandstone builds up layers of sand at the mountain.

Sandstone experiences intense heat and pressure.

Sandstone has more sand particles compacted on top of it.

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Chemistry

Q. who developed orbit model of the atom?

A. Neils Bohr

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Chemistry

If 2-fluoropentane could undergo an e1 reaction, would you expect the major product to be the more stable alkene or the less stable alkene? explain your answer.

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Jaqueline Macdonald

Chemistry

Within the nucleus of individual atoms the proton number ...

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Abdullah Walter

Chemistry

Heat moves by currents in air and liquids. We call this heat transfer by ...

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Chemistry

a carbon-12 atom has a mass defect of 0.9564 amu. what is its nuclear binding energy? round to 3 significant figures.

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Chemistry

A whale is 24 meters long. A rhinoceros is 400 cm long. Which is longer? By how much?

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Brooklyn Oconnor

Chemistry

Which statement is true about trends in metallic character? a) Metallic character increases as you go to the right across a row in the periodic table and as you go down a column. b) Metallic character decreases as you go to the right across a row in the periodic table and increases as you go down a column. c) Metallic character decreases as you go to the right across right across a row in the periodic table and decreases as you go down a columnd) Metallic characterdecreases as you go to the right across a row in the periodic table and increases as you go down a column

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Chemistry

How much energy is consumed by thawing 4.3 g ice?

O A. 4.3 g x 1 mol/18.02 g 6.03 kJ/mol

B. 4.3 g x 1 mol/18.02 g x 4.186 kJ/mol

C. 4.3 g x 1 mol/18.02g x 40.65 kJ/mol

D. 4.3 g x 1 mol/18.02 g * (-285.83) kJ/mol

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Chemistry

Identify the product of radioactive decay and classify the given nuclear reactions accordingly.

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